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git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5153 42af7a65-404d-4744-a932-0658087f49c3
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patacongo
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This directory contains header files unique to the xtrs80 emulator
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/************************************************************
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* configs/xtrs/include/board.h
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*
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* Copyright (C) 2008 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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************************************************************/
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#ifndef __ARCH_BOARD_BOARD_H
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#define __ARCH_BOARD_BOARD_H
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/************************************************************
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* Included Files
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************************************************************/
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/* Adresses of BIOS routines */
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#include "trs80-m3.h"
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/************************************************************
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* Definitions
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************************************************************/
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/************************************************************
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* Public Functions
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************************************************************/
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C" {
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#else
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#define EXTERN extern
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#endif
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EXTERN void z80_lowputc(char ch) __naked;
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EXTERN char z80_lowgetc(void) __naked;
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __ARCH_BOARD_BOARD_H */
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/****************************************************************************
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* configs/xtrs/include/trs80-m3.h
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*
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* Copyright (C) 2008 Jacques Pelletier. All rights reserved.
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* Author: Jacques Pelletier
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*
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* This file is a part of NuttX and hence
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*
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* Copyright (C) 2008 Gregory Nutt. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/* Information from http://www.trs-80.com */
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#ifndef __TRS80_M3_H
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#define __TRS80_M3_H
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/* Outputs a byte to a logical device or FCB. DE = FCB and A = byte.
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* Don't confuse with CTL at 0023.
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*/
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#define _TRS80_M3_PUT 0x001B
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/* Outputs a control byte to a logical device or FCB. DE = FCB and A = control byte. */
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#define _TRS80_M3_CTL 0x0023
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/* Scan keyboard and return with accumulator containing result. DE is used. */
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#define _TRS80_M3_KBDSCN 0x002B
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/* Displays a character at current cursor location. */
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#define _TRS80_M3_VDCHAR 0x0033
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/* "Waits until printer is ready then prints character. A = ASCII character.
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* If BREAK is pressed, a return to caller is made."
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*/
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#define _TRS80_M3_PRCHAR 0x003B
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/* Call Input a line from the keyboard. B = max length of line. HL points at buffer.
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* Buffer should be the length of B plus 1. To terminate, hit BREAK or ENTER.
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* On exit, HL points at buffer and B = number of characters entered.
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* Carry will be set if BREAK was pressed.
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*/
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#define _TRS80_M3_KBLINE 0x0040
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/* "Scans the keyboard until a key is pressed. If BREAK is pressed, it is returned
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* like other keys."
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*/
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#define _TRS80_M3_KBWAIT 0x0049
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/* "Receive a character from RS-232. No entry conditions. On exit, memory location
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* 16872 contains character received. DE is altered. This routine honors wait status."
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*/
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#define _TRS80_M3_RSRCV 0x0050
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/* "Transmit character to RS-232. On entry, Accumulator or memory location 16880
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* contains character. On exit, 16880 = 0 if no character sent. Wait status honored."
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*/
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#define _TRS80_M3_RSTX 0x0055
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/* Initialize RS-232 interface. On entry, memory location 16888 = send/receive baud
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* rate code, location 16890 = wait/don't wait switch, location 16889 = RS-232
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* characteristics switch. On exit, DE is altered. For more detail, consult Model 3
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* reference manual.
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*/
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#define _TRS80_M3_RSINIT 0x005A
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/* This is the routine that is Basic's SET, RESET, and POINT functions. Here's how
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* to use it. Load HL with return address and push. Load register A with one of the
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* following: 00H = POINT, 01H = RESET, and 80H = SET. Push AF onto stack. Load A with
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* X coordinate and push onto stack. Load A with Y coordinate and JP GRAPH.
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*/
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#define _TRS80_M3_GRAPH 0x0150
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/* Clear screen. */
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#define _TRS80_M3_CLS 0x01C9
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/* Randomize. */
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#define _TRS80_M3_RANDOM 0x01D3
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/* This routine turns off the cassette drive. */
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#define _TRS80_M3_CSOFF 0x01F8
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#ifdef TRS80_MODEL1
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/* A register contains a 0 or 1 which is the cassette number. This routine defines
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* cassette number and turns on cassette. Model I only.
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*/
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#define _TRS80_M3_DEFCAS 0x0212
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#endif /* TRS80_MODEL1 */
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/* Inputs data one byte at a time from cassette after you use CSHIN. A = the data
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* byte.
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*/
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#define _TRS80_M3_CSIN 0x0235
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/* Outputs data one byte at a time to cassette after you use CSHWR. A = the
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* output byte.
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*/
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#define _TRS80_M3_CSOUT 0x0264
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/* Turns on the cassette and writes the header. */
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#define _TRS80_M3_CSHWR 0x0287
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/* Finds the cassette header info at the beggining of cassette file. */
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#define _TRS80_M3_CSHIN 0x0296
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/* Ouput character in register A; OUTSEL (409CH) selects device. See OUTSEL for
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* device values.
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*/
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#define _TRS80_M3_OUTCHR 0x032A
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/* Displays character in A on screen at next print position. Uses AF. */
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#define _TRS80_M3_DISPA 0x033A
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/* Calls keyboard scan routine. */
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#define _TRS80_M3_keyb_scan 0x0358
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/* Reads keyboard into buffer until a carriage return is entered. 40A7H contains
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* the address of the buffer.
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*/
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#define _TRS80_M3_KIBUFF 0x0361
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/* Same as KBLINE. See 0040. */
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#define _TRS80_M3_KLINE 0x05D9
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/* "Get date in ASCII format. Mod III TRSDOS, LDOS, & MULTIDOS." */
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#define _TRS80_M3_GETDAT 0x3033
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/* "Get time in ASCII format. Mod III TRSDOS, LDOS, & MULTIDOS." */
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#define _TRS80_M3_GETTIM 0x3036
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#endif /* __TRS80_M3_H */
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